[INFO] cloning repository https://github.com/SummersMori/fib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SummersMori/fib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSummersMori%2Ffib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSummersMori%2Ffib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54e0fe1c3ee51d147bbdd3bb6d728dde0085e768
[INFO] testing SummersMori/fib against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSummersMori%2Ffib" "/workspace/builds/worker-113/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-113/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SummersMori/fib on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SummersMori/fib
[INFO] finished tweaking git repo https://github.com/SummersMori/fib
[INFO] tweaked toml for git repo https://github.com/SummersMori/fib written to /workspace/builds/worker-113/source/Cargo.toml
[INFO] crate git repo https://github.com/SummersMori/fib already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea1c6673b2425a2bc773808e559050bfbebeb8200dd6d30e46ae260604eaef08
[INFO] running `Command { std: "docker" "start" "-a" "ea1c6673b2425a2bc773808e559050bfbebeb8200dd6d30e46ae260604eaef08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea1c6673b2425a2bc773808e559050bfbebeb8200dd6d30e46ae260604eaef08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea1c6673b2425a2bc773808e559050bfbebeb8200dd6d30e46ae260604eaef08", kill_on_drop: false }`
[INFO] [stdout] ea1c6673b2425a2bc773808e559050bfbebeb8200dd6d30e46ae260604eaef08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d1a21bf4d606193eac027234ff62270098c609d8354bc9ea8840e521a115dd1
[INFO] running `Command { std: "docker" "start" "-a" "0d1a21bf4d606193eac027234ff62270098c609d8354bc9ea8840e521a115dd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling rustc-cfg v0.2.0
[INFO] [stderr]    Compiling ieee754 v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling ramp v0.5.9
[INFO] [stdout] error[E0603]: module `raw_vec` is private
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.5.9/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[E0199]: implementing the trait `Step` is not unsafe
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ramp-0.5.9/src/int.rs:3697:1
[INFO] [stdout]      |
[INFO] [stdout] 3697 | / unsafe impl std::iter::Step for Int {
[INFO] [stdout] 3698 | |     fn steps_between(start: &Int, end: &Int) -> Option<usize> {
[INFO] [stdout] 3699 | |         let diff = (start - end).abs();
[INFO] [stdout] 3700 | |
[INFO] [stdout] ...    |
[INFO] [stdout] 3715 | |     }
[INFO] [stdout] 3716 | | }
[INFO] [stdout]      | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0199, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0199`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ramp` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "0d1a21bf4d606193eac027234ff62270098c609d8354bc9ea8840e521a115dd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d1a21bf4d606193eac027234ff62270098c609d8354bc9ea8840e521a115dd1", kill_on_drop: false }`
[INFO] [stdout] 0d1a21bf4d606193eac027234ff62270098c609d8354bc9ea8840e521a115dd1