[INFO] fetching crate sonicd 0.6.0...
[INFO] testing sonicd-0.6.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate sonicd 0.6.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sonicd 0.6.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sonicd 0.6.0
[INFO] finished tweaking crates.io crate sonicd 0.6.0
[INFO] tweaked toml for crates.io crate sonicd 0.6.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", 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] 1ca3e78e3c17ac8a9c002988e915718f6f00e7783b41c55bc38b667cae1d975a
[INFO] running `Command { std: "docker" "start" "-a" "1ca3e78e3c17ac8a9c002988e915718f6f00e7783b41c55bc38b667cae1d975a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ca3e78e3c17ac8a9c002988e915718f6f00e7783b41c55bc38b667cae1d975a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ca3e78e3c17ac8a9c002988e915718f6f00e7783b41c55bc38b667cae1d975a", kill_on_drop: false }`
[INFO] [stdout] 1ca3e78e3c17ac8a9c002988e915718f6f00e7783b41c55bc38b667cae1d975a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9e0899b78f0ce1509308205ed41272acf5ebd31fe05cfe03883ecfa4f7a8bae
[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" "c9e0899b78f0ce1509308205ed41272acf5ebd31fe05cfe03883ecfa4f7a8bae", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling strsim v0.5.2
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling dtoa v0.2.2
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling ansi_term v0.7.5
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling syntex_pos v0.44.0
[INFO] [stderr]    Compiling syntex_pos v0.41.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling rpassword v0.2.3
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling pbr v0.3.1
[INFO] [stderr]    Compiling syntex_errors v0.44.0
[INFO] [stderr]    Compiling syntex_errors v0.41.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pbr-0.3.1/src/pb.rs:348:64
[INFO] [stdout]     |
[INFO] [stdout] 348 |                         base = base + repeat!(self.bar_current.as_ref(), curr_count - 1) +
[INFO] [stdout]     |                                               -----------------^^^^^^--
[INFO] [stdout]     |                                               |                |
[INFO] [stdout]     |                                               |                cannot infer type for struct `std::string::String`
[INFO] [stdout]     |                                               this method call resolves to `&T`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `std::string::String: std::convert::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" "c9e0899b78f0ce1509308205ed41272acf5ebd31fe05cfe03883ecfa4f7a8bae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9e0899b78f0ce1509308205ed41272acf5ebd31fe05cfe03883ecfa4f7a8bae", kill_on_drop: false }`
[INFO] [stdout] c9e0899b78f0ce1509308205ed41272acf5ebd31fe05cfe03883ecfa4f7a8bae
