[INFO] cloning repository https://github.com/indiscipline/zrtstr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/indiscipline/zrtstr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findiscipline%2Fzrtstr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findiscipline%2Fzrtstr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4af6306cce0f71d84c2ea18ec9538779293ef81
[INFO] checking indiscipline/zrtstr against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findiscipline%2Fzrtstr" "/workspace/builds/worker-100/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-100/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/indiscipline/zrtstr on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/indiscipline/zrtstr
[INFO] finished tweaking git repo https://github.com/indiscipline/zrtstr
[INFO] tweaked toml for git repo https://github.com/indiscipline/zrtstr written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] crate git repo https://github.com/indiscipline/zrtstr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/a8m/pb.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v2.10.0
[INFO] [stderr]   Downloaded libc v0.2.14
[INFO] [stderr]   Downloaded itertools v0.4.16
[INFO] [stderr]   Downloaded hound v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec32042585fbca4c1dcc01e9564399127c61c9b43f49db49356e145f264e418b
[INFO] running `Command { std: "docker" "start" "-a" "ec32042585fbca4c1dcc01e9564399127c61c9b43f49db49356e145f264e418b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec32042585fbca4c1dcc01e9564399127c61c9b43f49db49356e145f264e418b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec32042585fbca4c1dcc01e9564399127c61c9b43f49db49356e145f264e418b", kill_on_drop: false }`
[INFO] [stdout] ec32042585fbca4c1dcc01e9564399127c61c9b43f49db49356e145f264e418b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fe5f40f46c0bbd548934bf0f65769e88fd857e347bd3281056024c66d4bfeea
[INFO] running `Command { std: "docker" "start" "-a" "1fe5f40f46c0bbd548934bf0f65769e88fd857e347bd3281056024c66d4bfeea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking libc v0.2.14
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking hound v2.0.0
[INFO] [stderr]     Checking itertools v0.4.16
[INFO] [stderr]     Checking clap v2.10.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]     Checking pbr v0.2.1 (https://github.com/a8m/pb.git#a1bf8ce2)
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/pb-06f1c94bfc11587f/a1bf8ce/src/pb.rs:334:68
[INFO] [stdout]     |
[INFO] [stdout] 334 | ...                   base = base + repeat!(self.bar_current.as_ref(), curr_count - 1) +
[INFO] [stdout]     |                                             -----------------^^^^^^--
[INFO] [stdout]     |                                             |                |
[INFO] [stdout]     |                                             |                cannot infer type for type parameter `T` declared on the trait `AsRef`
[INFO] [stdout]     |                                             this method call resolves to `&T`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `String: AsRef<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pbr` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "1fe5f40f46c0bbd548934bf0f65769e88fd857e347bd3281056024c66d4bfeea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fe5f40f46c0bbd548934bf0f65769e88fd857e347bd3281056024c66d4bfeea", kill_on_drop: false }`
[INFO] [stdout] 1fe5f40f46c0bbd548934bf0f65769e88fd857e347bd3281056024c66d4bfeea