[INFO] fetching crate ramp 0.6.0...
[INFO] checking ramp-0.6.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate ramp 0.6.0 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate ramp 0.6.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ramp 0.6.0
[INFO] finished tweaking crates.io crate ramp 0.6.0
[INFO] tweaked toml for crates.io crate ramp 0.6.0 written to /workspace/builds/worker-73/source/Cargo.toml
[INFO] crate crates.io crate ramp 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-bigint v0.4.0
[INFO] [stderr]   Downloaded num-traits v0.1.40
[INFO] [stderr]   Downloaded rust-gmp v0.5.0
[INFO] [stderr]   Downloaded rustc-cfg v0.4.0
[INFO] [stderr]   Downloaded addr2line v0.15.1
[INFO] [stderr]   Downloaded rustc-demangle v0.1.19
[INFO] [stderr]   Downloaded gimli v0.24.0
[INFO] [stderr]   Downloaded object v0.24.0
[INFO] [stderr]   Downloaded backtrace v0.3.59
[INFO] [stderr]   Downloaded ieee754 v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e06ddf297f306de7dc21c04671bace435b93f63f2c1cdd9fcffc9de93965e06
[INFO] running `Command { std: "docker" "start" "-a" "4e06ddf297f306de7dc21c04671bace435b93f63f2c1cdd9fcffc9de93965e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e06ddf297f306de7dc21c04671bace435b93f63f2c1cdd9fcffc9de93965e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e06ddf297f306de7dc21c04671bace435b93f63f2c1cdd9fcffc9de93965e06", kill_on_drop: false }`
[INFO] [stdout] 4e06ddf297f306de7dc21c04671bace435b93f63f2c1cdd9fcffc9de93965e06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fbc113a58ce1b92d3dca75e97e170047cfae3361a57a57f855336df33d60aa9
[INFO] running `Command { std: "docker" "start" "-a" "2fbc113a58ce1b92d3dca75e97e170047cfae3361a57a57f855336df33d60aa9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.19
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking ieee754 v0.2.2
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling addr2line v0.15.1
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking quickcheck v0.6.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling rustc-cfg v0.4.0
[INFO] [stderr]    Compiling ramp v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0603]: module `raw_vec` is private
[INFO] [stdout]    --> src/int.rs:37:12
[INFO] [stdout]     |
[INFO] [stdout] 37  | use alloc::raw_vec::RawVec;
[INFO] [stdout]     |            ^^^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `raw_vec` is defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `raw_vec` is private
[INFO] [stdout]    --> src/int.rs:37:12
[INFO] [stdout]     |
[INFO] [stdout] 37  | use alloc::raw_vec::RawVec;
[INFO] [stdout]     |            ^^^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `raw_vec` is defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/int.rs:182:31
[INFO] [stdout]     |
[INFO] [stdout] 182 |             ret.with_raw_vec(|v| v.reserve_exact(0, cap as usize))
[INFO] [stdout]     |                               ^ consider giving this closure parameter a type
[INFO] [stdout]     |
[INFO] [stdout]     = note: type must be known at this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/int.rs:275:28
[INFO] [stdout]     |
[INFO] [stdout] 275 |         self.with_raw_vec(|v| {
[INFO] [stdout]     |                            ^ consider giving this closure parameter a type
[INFO] [stdout]     |
[INFO] [stdout]     = note: type must be known at this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/int.rs:769:32
[INFO] [stdout]     |
[INFO] [stdout] 769 |             self.with_raw_vec(|v| v.reserve_exact(old_cap, cap as usize - old_cap))
[INFO] [stdout]     |                                ^ consider giving this closure parameter a type
[INFO] [stdout]     |
[INFO] [stdout]     = note: type must be known at this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ramp` due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/int.rs:182:31
[INFO] [stdout]     |
[INFO] [stdout] 182 |             ret.with_raw_vec(|v| v.reserve_exact(0, cap as usize))
[INFO] [stdout]     |                               ^ consider giving this closure parameter a type
[INFO] [stdout]     |
[INFO] [stdout]     = note: type must be known at this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/int.rs:275:28
[INFO] [stdout]     |
[INFO] [stdout] 275 |         self.with_raw_vec(|v| {
[INFO] [stdout]     |                            ^ consider giving this closure parameter a type
[INFO] [stdout]     |
[INFO] [stdout]     = note: type must be known at this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/int.rs:769:32
[INFO] [stdout]     |
[INFO] [stdout] 769 |             self.with_raw_vec(|v| v.reserve_exact(old_cap, cap as usize - old_cap))
[INFO] [stdout]     |                                ^ consider giving this closure parameter a type
[INFO] [stdout]     |
[INFO] [stdout]     = note: type must be known at this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2fbc113a58ce1b92d3dca75e97e170047cfae3361a57a57f855336df33d60aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fbc113a58ce1b92d3dca75e97e170047cfae3361a57a57f855336df33d60aa9", kill_on_drop: false }`
[INFO] [stdout] 2fbc113a58ce1b92d3dca75e97e170047cfae3361a57a57f855336df33d60aa9