[INFO] cloning repository https://github.com/JunkuiZhang/ruccolo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JunkuiZhang/ruccolo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJunkuiZhang%2Fruccolo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJunkuiZhang%2Fruccolo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 422b2e3945393a7cbf5fdcc1f654965ac895ebc8
[INFO] checking JunkuiZhang/ruccolo against master#e1ac0fa95ba15221ee195647cb12464df3164513 for pr-126090
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJunkuiZhang%2Fruccolo" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  61% (35/57)
Updating files:  63% (36/57)
Updating files:  64% (37/57)
Updating files:  66% (38/57)
Updating files:  68% (39/57)
Updating files:  70% (40/57)
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Updating files:  75% (43/57)
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Updating files:  85% (49/57)
Updating files:  87% (50/57)
Updating files:  89% (51/57)
Updating files:  91% (52/57)
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Updating files:  94% (54/57)
Updating files:  96% (55/57)
Updating files:  98% (56/57)
Updating files: 100% (57/57)
Updating files: 100% (57/57), done.
[INFO] validating manifest of git repo https://github.com/JunkuiZhang/ruccolo on toolchain e1ac0fa95ba15221ee195647cb12464df3164513
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e1ac0fa95ba15221ee195647cb12464df3164513" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JunkuiZhang/ruccolo
[INFO] finished tweaking git repo https://github.com/JunkuiZhang/ruccolo
[INFO] tweaked toml for git repo https://github.com/JunkuiZhang/ruccolo written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JunkuiZhang/ruccolo 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" "+e1ac0fa95ba15221ee195647cb12464df3164513" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking JunkuiZhang/ruccolo against try#09fa13185567a1d9c37905d6a4a2ea56e7f44efc for pr-126090
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJunkuiZhang%2Fruccolo" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  61% (35/57)
Updating files:  63% (36/57)
Updating files:  64% (37/57)
Updating files:  66% (38/57)
Updating files:  68% (39/57)
Updating files:  70% (40/57)
Updating files:  71% (41/57)
Updating files:  73% (42/57)
Updating files:  75% (43/57)
Updating files:  77% (44/57)
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Updating files:  84% (48/57)
Updating files:  85% (49/57)
Updating files:  87% (50/57)
Updating files:  89% (51/57)
Updating files:  91% (52/57)
Updating files:  92% (53/57)
Updating files:  94% (54/57)
Updating files:  96% (55/57)
Updating files:  98% (56/57)
Updating files: 100% (57/57)
Updating files: 100% (57/57), done.
[INFO] validating manifest of git repo https://github.com/JunkuiZhang/ruccolo on toolchain 09fa13185567a1d9c37905d6a4a2ea56e7f44efc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09fa13185567a1d9c37905d6a4a2ea56e7f44efc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JunkuiZhang/ruccolo
[INFO] finished tweaking git repo https://github.com/JunkuiZhang/ruccolo
[INFO] tweaked toml for git repo https://github.com/JunkuiZhang/ruccolo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JunkuiZhang/ruccolo 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" "+09fa13185567a1d9c37905d6a4a2ea56e7f44efc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking JunkuiZhang/ruccolo against try#09fa13185567a1d9c37905d6a4a2ea56e7f44efc for pr-126090
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJunkuiZhang%2Fruccolo" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  61% (35/57)
Updating files:  63% (36/57)
Updating files:  64% (37/57)
Updating files:  66% (38/57)
Updating files:  68% (39/57)
Updating files:  70% (40/57)
Updating files:  71% (41/57)
Updating files:  73% (42/57)
Updating files:  75% (43/57)
Updating files:  77% (44/57)
Updating files:  78% (45/57)
Updating files:  80% (46/57)
Updating files:  82% (47/57)
Updating files:  84% (48/57)
Updating files:  85% (49/57)
Updating files:  87% (50/57)
Updating files:  89% (51/57)
Updating files:  91% (52/57)
Updating files:  92% (53/57)
Updating files:  94% (54/57)
Updating files:  96% (55/57)
Updating files:  98% (56/57)
Updating files: 100% (57/57)
Updating files: 100% (57/57), done.
[INFO] validating manifest of git repo https://github.com/JunkuiZhang/ruccolo on toolchain 09fa13185567a1d9c37905d6a4a2ea56e7f44efc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09fa13185567a1d9c37905d6a4a2ea56e7f44efc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JunkuiZhang/ruccolo
[INFO] finished tweaking git repo https://github.com/JunkuiZhang/ruccolo
[INFO] tweaked toml for git repo https://github.com/JunkuiZhang/ruccolo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JunkuiZhang/ruccolo 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" "+09fa13185567a1d9c37905d6a4a2ea56e7f44efc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking JunkuiZhang/ruccolo against try#09fa13185567a1d9c37905d6a4a2ea56e7f44efc for pr-126090
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJunkuiZhang%2Fruccolo" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  42% (24/57)
Updating files:  43% (25/57)
Updating files:  45% (26/57)
Updating files:  47% (27/57)
Updating files:  49% (28/57)
Updating files:  50% (29/57)
Updating files:  52% (30/57)
Updating files:  54% (31/57)
Updating files:  56% (32/57)
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Updating files:  59% (34/57)
Updating files:  61% (35/57)
Updating files:  63% (36/57)
Updating files:  64% (37/57)
Updating files:  66% (38/57)
Updating files:  68% (39/57)
Updating files:  70% (40/57)
Updating files:  71% (41/57)
Updating files:  73% (42/57)
Updating files:  75% (43/57)
Updating files:  77% (44/57)
Updating files:  78% (45/57)
Updating files:  80% (46/57)
Updating files:  82% (47/57)
Updating files:  84% (48/57)
Updating files:  85% (49/57)
Updating files:  87% (50/57)
Updating files:  89% (51/57)
Updating files:  91% (52/57)
Updating files:  92% (53/57)
Updating files:  94% (54/57)
Updating files:  96% (55/57)
Updating files:  98% (56/57)
Updating files: 100% (57/57)
Updating files: 100% (57/57), done.
[INFO] validating manifest of git repo https://github.com/JunkuiZhang/ruccolo on toolchain 09fa13185567a1d9c37905d6a4a2ea56e7f44efc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09fa13185567a1d9c37905d6a4a2ea56e7f44efc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JunkuiZhang/ruccolo
[INFO] finished tweaking git repo https://github.com/JunkuiZhang/ruccolo
[INFO] tweaked toml for git repo https://github.com/JunkuiZhang/ruccolo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JunkuiZhang/ruccolo 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" "+09fa13185567a1d9c37905d6a4a2ea56e7f44efc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking JunkuiZhang/ruccolo against try#09fa13185567a1d9c37905d6a4a2ea56e7f44efc for pr-126090
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJunkuiZhang%2Fruccolo" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  42% (24/57)
Updating files:  43% (25/57)
Updating files:  45% (26/57)
Updating files:  47% (27/57)
Updating files:  49% (28/57)
Updating files:  50% (29/57)
Updating files:  52% (30/57)
Updating files:  54% (31/57)
Updating files:  56% (32/57)
Updating files:  57% (33/57)
Updating files:  59% (34/57)
Updating files:  61% (35/57)
Updating files:  63% (36/57)
Updating files:  64% (37/57)
Updating files:  66% (38/57)
Updating files:  68% (39/57)
Updating files:  70% (40/57)
Updating files:  71% (41/57)
Updating files:  73% (42/57)
Updating files:  75% (43/57)
Updating files:  77% (44/57)
Updating files:  78% (45/57)
Updating files:  80% (46/57)
Updating files:  82% (47/57)
Updating files:  84% (48/57)
Updating files:  85% (49/57)
Updating files:  87% (50/57)
Updating files:  89% (51/57)
Updating files:  91% (52/57)
Updating files:  92% (53/57)
Updating files:  94% (54/57)
Updating files:  96% (55/57)
Updating files:  98% (56/57)
Updating files: 100% (57/57)
Updating files: 100% (57/57), done.
[INFO] validating manifest of git repo https://github.com/JunkuiZhang/ruccolo on toolchain 09fa13185567a1d9c37905d6a4a2ea56e7f44efc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09fa13185567a1d9c37905d6a4a2ea56e7f44efc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JunkuiZhang/ruccolo
[INFO] finished tweaking git repo https://github.com/JunkuiZhang/ruccolo
[INFO] tweaked toml for git repo https://github.com/JunkuiZhang/ruccolo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JunkuiZhang/ruccolo 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" "+09fa13185567a1d9c37905d6a4a2ea56e7f44efc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking JunkuiZhang/ruccolo against try#09fa13185567a1d9c37905d6a4a2ea56e7f44efc for pr-126090
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJunkuiZhang%2Fruccolo" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  42% (24/57)
Updating files:  43% (25/57)
Updating files:  45% (26/57)
Updating files:  47% (27/57)
Updating files:  49% (28/57)
Updating files:  50% (29/57)
Updating files:  52% (30/57)
Updating files:  54% (31/57)
Updating files:  56% (32/57)
Updating files:  57% (33/57)
Updating files:  59% (34/57)
Updating files:  61% (35/57)
Updating files:  63% (36/57)
Updating files:  64% (37/57)
Updating files:  66% (38/57)
Updating files:  68% (39/57)
Updating files:  70% (40/57)
Updating files:  71% (41/57)
Updating files:  73% (42/57)
Updating files:  75% (43/57)
Updating files:  77% (44/57)
Updating files:  78% (45/57)
Updating files:  80% (46/57)
Updating files:  82% (47/57)
Updating files:  84% (48/57)
Updating files:  85% (49/57)
Updating files:  87% (50/57)
Updating files:  89% (51/57)
Updating files:  91% (52/57)
Updating files:  92% (53/57)
Updating files:  94% (54/57)
Updating files:  96% (55/57)
Updating files:  98% (56/57)
Updating files: 100% (57/57)
Updating files: 100% (57/57), done.
[INFO] validating manifest of git repo https://github.com/JunkuiZhang/ruccolo on toolchain 09fa13185567a1d9c37905d6a4a2ea56e7f44efc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09fa13185567a1d9c37905d6a4a2ea56e7f44efc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JunkuiZhang/ruccolo
[INFO] finished tweaking git repo https://github.com/JunkuiZhang/ruccolo
[INFO] tweaked toml for git repo https://github.com/JunkuiZhang/ruccolo written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JunkuiZhang/ruccolo 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" "+09fa13185567a1d9c37905d6a4a2ea56e7f44efc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.