[INFO] fetching crate distinst 0.3.2...
[INFO] testing distinst-0.3.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate distinst 0.3.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate distinst 0.3.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate distinst 0.3.2
[INFO] finished tweaking crates.io crate distinst 0.3.2
[INFO] tweaked toml for crates.io crate distinst 0.3.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13f6aef38cddc9f6c2155a80f3b38876d1488d99d6fd216b2a265d2c6574f040
[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" "13f6aef38cddc9f6c2155a80f3b38876d1488d99d6fd216b2a265d2c6574f040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13f6aef38cddc9f6c2155a80f3b38876d1488d99d6fd216b2a265d2c6574f040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13f6aef38cddc9f6c2155a80f3b38876d1488d99d6fd216b2a265d2c6574f040", kill_on_drop: false }`
[INFO] [stdout] 13f6aef38cddc9f6c2155a80f3b38876d1488d99d6fd216b2a265d2c6574f040
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a51a3e812f3360a710caff06ee4e7d499ca488e22d5a45bb31580e55f6c6d3f3
[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" "a51a3e812f3360a710caff06ee4e7d499ca488e22d5a45bb31580e55f6c6d3f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling pbr v1.0.3
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling textwrap v0.7.0
[INFO] [stderr]    Compiling clap v2.26.0
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling cbindgen v0.4.3
[INFO] [stdout] error[E0425]: cannot find function `parse_crate` in crate `syn`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.4.3/src/bindgen/parser.rs:167:30
[INFO] [stdout]     |
[INFO] [stdout] 167 |                 let i = syn::parse_crate(&s)
[INFO] [stdout]     |                              ^^^^^^^^^^^ not found in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `parse_crate` in crate `syn`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.4.3/src/bindgen/parser.rs:281:30
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 let i = syn::parse_crate(&s).map_err(|msg| {
[INFO] [stdout]     |                              ^^^^^^^^^^^ not found in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.4.3/src/bindgen/parser.rs:281:55
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 let i = syn::parse_crate(&s).map_err(|msg| {
[INFO] [stdout]     |                                                       ^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout] help: function arguments must have a statically known size, borrowed types always have a known size
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 let i = syn::parse_crate(&s).map_err(|&msg| {
[INFO] [stdout]     |                                                       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cbindgen`
[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" "a51a3e812f3360a710caff06ee4e7d499ca488e22d5a45bb31580e55f6c6d3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a51a3e812f3360a710caff06ee4e7d499ca488e22d5a45bb31580e55f6c6d3f3", kill_on_drop: false }`
[INFO] [stdout] a51a3e812f3360a710caff06ee4e7d499ca488e22d5a45bb31580e55f6c6d3f3