[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#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findiscipline%2Fzrtstr" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/indiscipline/zrtstr on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "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-9/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" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a37b657f30c2a1f217d34a53ce018bba68b99665d28ed0ce8d38c2b78ce1c85
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7a37b657f30c2a1f217d34a53ce018bba68b99665d28ed0ce8d38c2b78ce1c85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a37b657f30c2a1f217d34a53ce018bba68b99665d28ed0ce8d38c2b78ce1c85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a37b657f30c2a1f217d34a53ce018bba68b99665d28ed0ce8d38c2b78ce1c85", kill_on_drop: false }`
[INFO] [stdout] 7a37b657f30c2a1f217d34a53ce018bba68b99665d28ed0ce8d38c2b78ce1c85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5fd9a187be1d8e4ab33fae5c2dbef0bcdb7403c46edc8ad2724be1e4c90b8e15
[INFO] running `Command { std: "docker" "start" "-a" "5fd9a187be1d8e4ab33fae5c2dbef0bcdb7403c46edc8ad2724be1e4c90b8e15", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.14
[INFO] [stderr]     Checking hound v2.0.0
[INFO] [stderr]     Checking itertools v0.4.16
[INFO] [stderr]     Checking clap v2.10.0
[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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5fd9a187be1d8e4ab33fae5c2dbef0bcdb7403c46edc8ad2724be1e4c90b8e15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fd9a187be1d8e4ab33fae5c2dbef0bcdb7403c46edc8ad2724be1e4c90b8e15", kill_on_drop: false }`
[INFO] [stdout] 5fd9a187be1d8e4ab33fae5c2dbef0bcdb7403c46edc8ad2724be1e4c90b8e15