[INFO] fetching crate fastsim-core 1.0.3...
[INFO] checking fastsim-core-1.0.3 against master#a2db9280539229a3b8a084a09886670a57bc7e9c for pr-147185
[INFO] extracting crate fastsim-core 1.0.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate fastsim-core 1.0.3
[INFO] finished tweaking crates.io crate fastsim-core 1.0.3
[INFO] tweaked toml for crates.io crate fastsim-core 1.0.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fastsim-core 1.0.3 on toolchain a2db9280539229a3b8a084a09886670a57bc7e9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2db9280539229a3b8a084a09886670a57bc7e9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fastsim-core 1.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2db9280539229a3b8a084a09886670a57bc7e9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (1 try remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (1 try remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (1 try remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (1 try remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] warning: spurious network error (1 try remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
[INFO] [stderr] error: failed to get `serde_unit_struct` as a dependency of package `ninterp v0.7.3`
[INFO] [stderr]     ... which satisfies dependency `ninterp = "^0.7.3"` (locked to 0.7.3) of package `fastsim-core v1.0.3 (/workspace/builds/worker-3-tc1/source)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   download of se/rd/serde_unit_struct failed
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to download from `https://index.crates.io/se/rd/serde_unit_struct`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)


command failed: exit status: 101

    Blocking waiting for file lock on package cache
    Updating crates.io index
warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (3 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (1 try remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (1 try remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (1 try remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (1 try remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
warning: spurious network error (1 try remaining): [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)
error: failed to get `serde_unit_struct` as a dependency of package `ninterp v0.7.3`
    ... which satisfies dependency `ninterp = "^0.7.3"` (locked to 0.7.3) of package `fastsim-core v1.0.3 (/workspace/builds/worker-3-tc1/source)`

Caused by:
  download of se/rd/serde_unit_struct failed

Caused by:
  failed to download from `https://index.crates.io/se/rd/serde_unit_struct`

Caused by:
  [28] Timeout was reached (Operation too slow. Less than 10 bytes/sec transferred the last 30 seconds)