[INFO] cloning repository https://github.com/IsaacShelton/phpxx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IsaacShelton/phpxx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIsaacShelton%2Fphpxx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIsaacShelton%2Fphpxx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5bd5ec2ae317f02b7887e9c38798dc2db48fc062
[INFO] checking IsaacShelton/phpxx against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIsaacShelton%2Fphpxx" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IsaacShelton/phpxx 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/IsaacShelton/phpxx
[INFO] finished tweaking git repo https://github.com/IsaacShelton/phpxx
[INFO] tweaked toml for git repo https://github.com/IsaacShelton/phpxx written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/IsaacShelton/phpxx 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 unicode_categories v0.1.1
[INFO] [stderr]   Downloaded snailquote v0.3.0
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded gc_derive v0.4.1
[INFO] [stderr]   Downloaded match_cast v0.1.2
[INFO] [stderr]   Downloaded thiserror v1.0.26
[INFO] [stderr]   Downloaded logos v0.12.0
[INFO] [stderr]   Downloaded utf8-ranges v1.0.4
[INFO] [stderr]   Downloaded logos-derive v0.12.0
[INFO] [stderr]   Downloaded colored v2.0.0
[INFO] [stderr]   Downloaded dyn-clone v1.0.4
[INFO] [stderr]   Downloaded syn v1.0.73
[INFO] [stderr]   Downloaded synstructure v0.12.5
[INFO] [stderr]   Downloaded regex-syntax v0.6.25
[INFO] [stderr]   Downloaded libc v0.2.98
[INFO] [stderr]   Downloaded gc v0.4.1
[INFO] [stderr]   Downloaded beef v0.5.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.27
[INFO] [stderr]   Downloaded unicode-segmentation v0.1.3
[INFO] [stderr]   Downloaded quote v1.0.9
[INFO] [stderr]   Downloaded thiserror-impl v1.0.26
[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] c087083b6aa8da3f8b39dfe2d6c61ed6d4b5b8dad0770b62c8fb901e0487febc
[INFO] running `Command { std: "docker" "start" "-a" "c087083b6aa8da3f8b39dfe2d6c61ed6d4b5b8dad0770b62c8fb901e0487febc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c087083b6aa8da3f8b39dfe2d6c61ed6d4b5b8dad0770b62c8fb901e0487febc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c087083b6aa8da3f8b39dfe2d6c61ed6d4b5b8dad0770b62c8fb901e0487febc", kill_on_drop: false }`
[INFO] [stdout] c087083b6aa8da3f8b39dfe2d6c61ed6d4b5b8dad0770b62c8fb901e0487febc
[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] e674d02527954cab85bf5329077116328c27bc62df18adda6f44386cc09bda75
[INFO] running `Command { std: "docker" "start" "-a" "e674d02527954cab85bf5329077116328c27bc62df18adda6f44386cc09bda75", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling beef v0.5.0
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking unicode-segmentation v0.1.3
[INFO] [stderr]     Checking dyn-clone v1.0.4
[INFO] [stderr]     Checking match_cast v0.1.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]    Compiling gc_derive v0.4.1
[INFO] [stderr]     Checking gc v0.4.1
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking snailquote v0.3.0
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking phpxx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ArrayValue`
[INFO] [stdout]   --> src/exprs.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub use self::array::{ArrayValue, ArrayExpr};
[INFO] [stdout]    |                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ArrayValue`
[INFO] [stdout]   --> src/exprs.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub use self::array::{ArrayValue, ArrayExpr};
[INFO] [stdout]    |                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.24s
[INFO] running `Command { std: "docker" "inspect" "e674d02527954cab85bf5329077116328c27bc62df18adda6f44386cc09bda75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e674d02527954cab85bf5329077116328c27bc62df18adda6f44386cc09bda75", kill_on_drop: false }`
[INFO] [stdout] e674d02527954cab85bf5329077116328c27bc62df18adda6f44386cc09bda75
[INFO] checking IsaacShelton/phpxx against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIsaacShelton%2Fphpxx" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IsaacShelton/phpxx 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/IsaacShelton/phpxx
[INFO] finished tweaking git repo https://github.com/IsaacShelton/phpxx
[INFO] tweaked toml for git repo https://github.com/IsaacShelton/phpxx written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/IsaacShelton/phpxx 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] 23b624b781931fbe7dd33c1c4740bc948bd64102483b62cc4cc9b218ad2f8112
[INFO] running `Command { std: "docker" "start" "-a" "23b624b781931fbe7dd33c1c4740bc948bd64102483b62cc4cc9b218ad2f8112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23b624b781931fbe7dd33c1c4740bc948bd64102483b62cc4cc9b218ad2f8112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23b624b781931fbe7dd33c1c4740bc948bd64102483b62cc4cc9b218ad2f8112", kill_on_drop: false }`
[INFO] [stdout] 23b624b781931fbe7dd33c1c4740bc948bd64102483b62cc4cc9b218ad2f8112
[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] c878c5860bb6d59f810bcd868eda3a72ce119e25b778b4551d7d025ab741035f
[INFO] running `Command { std: "docker" "start" "-a" "c878c5860bb6d59f810bcd868eda3a72ce119e25b778b4551d7d025ab741035f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling beef v0.5.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking match_cast v0.1.2
[INFO] [stderr]     Checking unicode-segmentation v0.1.3
[INFO] [stderr]     Checking dyn-clone v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]    Compiling gc_derive v0.4.1
[INFO] [stderr]     Checking gc v0.4.1
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking snailquote v0.3.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/snailquote-0.3.0/src/lib.rs:239:17
[INFO] [stdout]     |
[INFO] [stdout] 239 | /                 match chars.next() {
[INFO] [stdout] 240 | |                     None => {
[INFO] [stdout] 241 | |                         return Err(UnescapeError::InvalidEscape {
[INFO] [stdout] 242 | |                             escape: format!("{}", c),
[INFO] [stdout] ...   |
[INFO] [stdout] 279 | |                     }
[INFO] [stdout] 280 | |                 };
[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 `snailquote` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c878c5860bb6d59f810bcd868eda3a72ce119e25b778b4551d7d025ab741035f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c878c5860bb6d59f810bcd868eda3a72ce119e25b778b4551d7d025ab741035f", kill_on_drop: false }`
[INFO] [stdout] c878c5860bb6d59f810bcd868eda3a72ce119e25b778b4551d7d025ab741035f