[INFO] cloning repository https://github.com/synczer0/learn-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/synczer0/learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsynczer0%2Flearn-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsynczer0%2Flearn-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7c02ba7959c716055889bff6b19e7dbf2c0ace4
[INFO] checking synczer0/learn-rust against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsynczer0%2Flearn-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/synczer0/learn-rust on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/synczer0/learn-rust
[INFO] removed path dependency restaurant from git repo https://github.com/synczer0/learn-rust
[INFO] finished tweaking git repo https://github.com/synczer0/learn-rust
[INFO] tweaked toml for git repo https://github.com/synczer0/learn-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/synczer0/learn-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (restaurant) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/microsoft/winrt-rs`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (restaurant) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 369a2af946b9ec7bbd86798ce0a20c23cdaed6901ec5b27425edb53ea82ad91e
[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" "369a2af946b9ec7bbd86798ce0a20c23cdaed6901ec5b27425edb53ea82ad91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "369a2af946b9ec7bbd86798ce0a20c23cdaed6901ec5b27425edb53ea82ad91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "369a2af946b9ec7bbd86798ce0a20c23cdaed6901ec5b27425edb53ea82ad91e", kill_on_drop: false }`
[INFO] [stdout] 369a2af946b9ec7bbd86798ce0a20c23cdaed6901ec5b27425edb53ea82ad91e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3def3c376f9f8d0bfba7e3efa56c67437166cc9a67811131575fcbb7da24708b
[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" "3def3c376f9f8d0bfba7e3efa56c67437166cc9a67811131575fcbb7da24708b", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (restaurant) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling squote v0.1.2
[INFO] [stderr]     Checking const-sha1 v0.2.0
[INFO] [stderr]     Checking restaurant v0.1.0
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling winrt_gen_macros v0.7.2 (https://github.com/microsoft/winrt-rs#5aa37503)
[INFO] [stderr]    Compiling winrt_gen v0.7.2 (https://github.com/microsoft/winrt-rs#5aa37503)
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling cargo_toml v0.8.1
[INFO] [stderr]    Compiling winrt-deps v0.1.0 (https://github.com/microsoft/winrt-rs#5aa37503)
[INFO] [stderr]    Compiling winrt_macros v0.7.2 (https://github.com/microsoft/winrt-rs#5aa37503)
[INFO] [stderr]    Compiling winrt v0.7.2 (https://github.com/microsoft/winrt-rs#5aa37503)
[INFO] [stdout] error: warning: please specify `--format-version` flag explicitly to avoid compatibility problems
[INFO] [stdout]     Updating crates.io index
[INFO] [stdout] warning: spurious network error (2 tries remaining): failed to resolve address for github.com: Temporary failure in name resolution; class=Net (12)
[INFO] [stdout] warning: spurious network error (1 tries remaining): failed to resolve address for github.com: Temporary failure in name resolution; class=Net (12)
[INFO] [stdout] error: failed to get `anyhow` as a dependency of package `cargo-winrt v0.7.2 (/opt/rustwide/cargo-home/git/checkouts/winrt-rs-5b24704ba4b09dbb/5aa3750/crates/cargo-winrt)`
[INFO] [stdout] 
[INFO] [stdout] Caused by:
[INFO] [stdout]   failed to load source for dependency `anyhow`
[INFO] [stdout] 
[INFO] [stdout] Caused by:
[INFO] [stdout]   Unable to update registry `https://github.com/rust-lang/crates.io-index`
[INFO] [stdout] 
[INFO] [stdout] Caused by:
[INFO] [stdout]   failed to fetch `https://github.com/rust-lang/crates.io-index`
[INFO] [stdout] 
[INFO] [stdout] Caused by:
[INFO] [stdout]   network failure seems to have happened
[INFO] [stdout]   if a proxy or similar is necessary `net.git-fetch-with-cli` may help here
[INFO] [stdout]   https://doc.rust-lang.org/cargo/reference/config.html#netgit-fetch-with-cli
[INFO] [stdout] 
[INFO] [stdout] Caused by:
[INFO] [stdout]   failed to resolve address for github.com: Temporary failure in name resolution; class=Net (12)
[INFO] [stdout] 
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/winrt-rs-5b24704ba4b09dbb/5aa3750/build.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | /     winrt_macros::build!(
[INFO] [stdout] 3 | |         foundation
[INFO] [stdout] 4 | |         types
[INFO] [stdout] 5 | |     );
[INFO] [stdout]   | |______^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `winrt`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "3def3c376f9f8d0bfba7e3efa56c67437166cc9a67811131575fcbb7da24708b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3def3c376f9f8d0bfba7e3efa56c67437166cc9a67811131575fcbb7da24708b", kill_on_drop: false }`
[INFO] [stdout] 3def3c376f9f8d0bfba7e3efa56c67437166cc9a67811131575fcbb7da24708b
