[INFO] cloning repository https://github.com/Ozymandias9000/crawler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ozymandias9000/crawler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOzymandias9000%2Fcrawler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOzymandias9000%2Fcrawler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd1e198009aabbf680b398904e04ac91b16157b0
[INFO] checking Ozymandias9000/crawler against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOzymandias9000%2Fcrawler" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ozymandias9000/crawler on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ozymandias9000/crawler
[INFO] finished tweaking git repo https://github.com/Ozymandias9000/crawler
[INFO] tweaked toml for git repo https://github.com/Ozymandias9000/crawler written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Ozymandias9000/crawler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded siphasher v0.3.2
[INFO] [stderr]   Downloaded openssl-sys v0.9.54
[INFO] [stderr]   Downloaded once_cell v1.3.1
[INFO] [stderr]   Downloaded curl v0.4.28
[INFO] [stderr]   Downloaded async-std v1.5.0
[INFO] [stderr]   Downloaded async-task v1.3.1
[INFO] [stderr]   Downloaded schannel v0.1.18
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.3
[INFO] [stderr]   Downloaded curl-sys v0.4.30+curl-7.69.1
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b8b2412e365722e538ccb6471d99bbf25bc0393d648e8280c7503422b698277
[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" "6b8b2412e365722e538ccb6471d99bbf25bc0393d648e8280c7503422b698277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b8b2412e365722e538ccb6471d99bbf25bc0393d648e8280c7503422b698277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b8b2412e365722e538ccb6471d99bbf25bc0393d648e8280c7503422b698277", kill_on_drop: false }`
[INFO] [stdout] 6b8b2412e365722e538ccb6471d99bbf25bc0393d648e8280c7503422b698277
[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=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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e837ab0cc7dbe333b9f4fe3ce948acd45af73a81d471ab167887f164cb762f3
[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" "8e837ab0cc7dbe333b9f4fe3ce948acd45af73a81d471ab167887f164cb762f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling siphasher v0.3.2
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling curl v0.4.28
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking async-task v1.3.1
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking kv-log-macro v1.0.4
[INFO] [stderr]     Checking sluice v0.4.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking mime_guess v2.0.3
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.3
[INFO] [stderr]    Compiling curl-sys v0.4.30+curl-7.69.1
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stdout] error[E0277]: the trait bound `dir_builder::DirBuilder: std::sealed::Sealed` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-1.5.0/src/fs/dir_builder.rs:117:10
[INFO] [stdout]     |
[INFO] [stdout] 117 |     impl DirBuilderExt for DirBuilder {
[INFO] [stdout]     |          ^^^^^^^^^^^^^ the trait `std::sealed::Sealed` is not implemented for `dir_builder::DirBuilder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `dir_entry::DirEntry: std::sealed::Sealed` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-1.5.0/src/fs/dir_entry.rs:170:10
[INFO] [stdout]     |
[INFO] [stdout] 170 |     impl DirEntryExt for DirEntry {
[INFO] [stdout]     |          ^^^^^^^^^^^ the trait `std::sealed::Sealed` is not implemented for `dir_entry::DirEntry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `open_options::OpenOptions: std::sealed::Sealed` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-1.5.0/src/fs/open_options.rs:303:10
[INFO] [stdout]     |
[INFO] [stdout] 303 |     impl OpenOptionsExt for OpenOptions {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^ the trait `std::sealed::Sealed` is not implemented for `open_options::OpenOptions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-std`
[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" "8e837ab0cc7dbe333b9f4fe3ce948acd45af73a81d471ab167887f164cb762f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e837ab0cc7dbe333b9f4fe3ce948acd45af73a81d471ab167887f164cb762f3", kill_on_drop: false }`
[INFO] [stdout] 8e837ab0cc7dbe333b9f4fe3ce948acd45af73a81d471ab167887f164cb762f3