[INFO] cloning repository https://github.com/domogled/pruga
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/domogled/pruga" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomogled%2Fpruga", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomogled%2Fpruga'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2e4905a0e87323dd2ff571450d77c5e552a42d4
[INFO] checking domogled/pruga against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomogled%2Fpruga" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/domogled/pruga on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/domogled/pruga
[INFO] finished tweaking git repo https://github.com/domogled/pruga
[INFO] tweaked toml for git repo https://github.com/domogled/pruga written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/domogled/pruga already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v0.3.10
[INFO] [stderr]   Downloaded docopt v0.6.86
[INFO] [stderr]   Downloaded syn v0.10.5
[INFO] [stderr]   Downloaded strsim v0.5.2
[INFO] [stderr]   Downloaded html5ever-atoms v0.1.2
[INFO] [stderr]   Downloaded futf v0.1.2
[INFO] [stderr]   Downloaded mac v0.0.2
[INFO] [stderr]   Downloaded docopt_macros v0.6.87
[INFO] [stderr]   Downloaded html5ever v0.10.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] a26898d82f5ce9367ec4fdbd22ebc50fe8f40be17f2f39db6f87692ad1d8f39d
[INFO] running `Command { std: "docker" "start" "-a" "a26898d82f5ce9367ec4fdbd22ebc50fe8f40be17f2f39db6f87692ad1d8f39d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a26898d82f5ce9367ec4fdbd22ebc50fe8f40be17f2f39db6f87692ad1d8f39d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a26898d82f5ce9367ec4fdbd22ebc50fe8f40be17f2f39db6f87692ad1d8f39d", kill_on_drop: false }`
[INFO] [stdout] a26898d82f5ce9367ec4fdbd22ebc50fe8f40be17f2f39db6f87692ad1d8f39d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77e48f1685800804ad48f85e4941d6574792202dc232bc6fdc77decee1b065b0
[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" "77e48f1685800804ad48f85e4941d6574792202dc232bc6fdc77decee1b065b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling phf_shared v0.7.20
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking libc v0.2.18
[INFO] [stderr]     Checking lazy_static v0.2.2
[INFO] [stderr]     Checking serde v0.8.21
[INFO] [stderr]     Checking mac v0.0.2
[INFO] [stderr]    Compiling strsim v0.5.2
[INFO] [stderr]     Checking rustc-serialize v0.3.22
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling syn v0.10.5
[INFO] [stderr]     Checking utf-8 v0.6.0
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]     Checking futf v0.1.2
[INFO] [stderr]     Checking phf v0.7.20
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]    Compiling phf_generator v0.7.20
[INFO] [stderr]    Compiling string_cache_codegen v0.3.1
[INFO] [stderr]    Compiling phf_codegen v0.7.20
[INFO] [stderr]     Checking tendril v0.2.3
[INFO] [stderr]    Compiling string_cache v0.3.0
[INFO] [stderr]    Compiling html5ever-atoms v0.1.2
[INFO] [stderr]     Checking toml v0.2.1
[INFO] [stderr]    Compiling docopt v0.6.86
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]    Compiling html5ever v0.10.3
[INFO] [stderr]    Compiling docopt_macros v0.6.87
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/docopt_macros-0.6.87/src/macro.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(plugin_registrar, quote, rustc_private)]
[INFO] [stdout]   |                              ^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/docopt_macros-0.6.87/src/macro.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate syntax;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0463, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `docopt_macros`
[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" "77e48f1685800804ad48f85e4941d6574792202dc232bc6fdc77decee1b065b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77e48f1685800804ad48f85e4941d6574792202dc232bc6fdc77decee1b065b0", kill_on_drop: false }`
[INFO] [stdout] 77e48f1685800804ad48f85e4941d6574792202dc232bc6fdc77decee1b065b0