[INFO] cloning repository https://github.com/iamcharleschege/passphrase
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iamcharleschege/passphrase" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamcharleschege%2Fpassphrase", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamcharleschege%2Fpassphrase'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55ae89c7bab22a823749b77abfa80389531bb5f7
[INFO] checking iamcharleschege/passphrase against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamcharleschege%2Fpassphrase" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iamcharleschege/passphrase 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/iamcharleschege/passphrase
[INFO] finished tweaking git repo https://github.com/iamcharleschege/passphrase
[INFO] tweaked toml for git repo https://github.com/iamcharleschege/passphrase written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/iamcharleschege/passphrase 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 fancy-regex v0.1.0
[INFO] [stderr]   Downloaded zxcvbn v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4810570bbae2b8c646828b783c1922339420f75043546729368b6acc9e79d431
[INFO] running `Command { std: "docker" "start" "-a" "4810570bbae2b8c646828b783c1922339420f75043546729368b6acc9e79d431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4810570bbae2b8c646828b783c1922339420f75043546729368b6acc9e79d431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4810570bbae2b8c646828b783c1922339420f75043546729368b6acc9e79d431", kill_on_drop: false }`
[INFO] [stdout] 4810570bbae2b8c646828b783c1922339420f75043546729368b6acc9e79d431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6e681ca80a0618c52ae14aa28d1b1e51835b6d2b3f2ff1bd974bca5e73f05b97
[INFO] running `Command { std: "docker" "start" "-a" "6e681ca80a0618c52ae14aa28d1b1e51835b6d2b3f2ff1bd974bca5e73f05b97", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]    Compiling derive_builder_core v0.2.0
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]     Checking fancy-regex v0.1.0
[INFO] [stderr]     Checking zxcvbn v1.0.1
[INFO] [stderr]     Checking passphrase v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "6e681ca80a0618c52ae14aa28d1b1e51835b6d2b3f2ff1bd974bca5e73f05b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e681ca80a0618c52ae14aa28d1b1e51835b6d2b3f2ff1bd974bca5e73f05b97", kill_on_drop: false }`
[INFO] [stdout] 6e681ca80a0618c52ae14aa28d1b1e51835b6d2b3f2ff1bd974bca5e73f05b97
[INFO] checking iamcharleschege/passphrase against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamcharleschege%2Fpassphrase" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iamcharleschege/passphrase 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/iamcharleschege/passphrase
[INFO] finished tweaking git repo https://github.com/iamcharleschege/passphrase
[INFO] tweaked toml for git repo https://github.com/iamcharleschege/passphrase written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/iamcharleschege/passphrase 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0ad8a9add4c608aeb7e26083f1f7d047cf5a080af0299d84225a46fa7fe1b038
[INFO] running `Command { std: "docker" "start" "-a" "0ad8a9add4c608aeb7e26083f1f7d047cf5a080af0299d84225a46fa7fe1b038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ad8a9add4c608aeb7e26083f1f7d047cf5a080af0299d84225a46fa7fe1b038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ad8a9add4c608aeb7e26083f1f7d047cf5a080af0299d84225a46fa7fe1b038", kill_on_drop: false }`
[INFO] [stdout] 0ad8a9add4c608aeb7e26083f1f7d047cf5a080af0299d84225a46fa7fe1b038
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f301af29d3da4c0f53fc70b2a7eb7904b26b1ea83dc5af1be17f08db2fa1f28f
[INFO] running `Command { std: "docker" "start" "-a" "f301af29d3da4c0f53fc70b2a7eb7904b26b1ea83dc5af1be17f08db2fa1f28f", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]    Compiling derive_builder_core v0.2.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.11/src/exec.rs:756:13
[INFO] [stdout]     |
[INFO] [stdout] 756 | /             match dfa::Fsm::reverse(
[INFO] [stdout] 757 | |                 &self.ro.dfa_reverse,
[INFO] [stdout] 758 | |                 self.cache,
[INFO] [stdout] 759 | |                 false,
[INFO] [stdout] ...   |
[INFO] [stdout] 766 | |                 Quit => return Some(Quit),
[INFO] [stdout] 767 | |             };
[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] [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-1.1.2/src/exec.rs:755:13
[INFO] [stdout]     |
[INFO] [stdout] 755 | /             match dfa::Fsm::reverse(
[INFO] [stdout] 756 | |                 &self.ro.dfa_reverse,
[INFO] [stdout] 757 | |                 self.cache,
[INFO] [stdout] 758 | |                 false,
[INFO] [stdout] ...   |
[INFO] [stdout] 769 | |                 Quit => return Some(Quit),
[INFO] [stdout] 770 | |             };
[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" "f301af29d3da4c0f53fc70b2a7eb7904b26b1ea83dc5af1be17f08db2fa1f28f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f301af29d3da4c0f53fc70b2a7eb7904b26b1ea83dc5af1be17f08db2fa1f28f", kill_on_drop: false }`
[INFO] [stdout] f301af29d3da4c0f53fc70b2a7eb7904b26b1ea83dc5af1be17f08db2fa1f28f