[INFO] cloning repository https://github.com/jwmurray/cookbook
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jwmurray/cookbook" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwmurray%2Fcookbook", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwmurray%2Fcookbook'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68b7010acc025f5dea28d72186eba7e7727a7e8e
[INFO] checking jwmurray/cookbook against master#368e2fd458a22d0cc133d0c254f2612ee999744f for pr-128351
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwmurray%2Fcookbook" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jwmurray/cookbook on toolchain 368e2fd458a22d0cc133d0c254f2612ee999744f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+368e2fd458a22d0cc133d0c254f2612ee999744f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jwmurray/cookbook
[INFO] finished tweaking git repo https://github.com/jwmurray/cookbook
[INFO] tweaked toml for git repo https://github.com/jwmurray/cookbook written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+368e2fd458a22d0cc133d0c254f2612ee999744f" "generate-lockfile" "--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 jwmurray/cookbook against try#09146510cdb33d15474a35fde290187a88b1cf35 for pr-128351
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwmurray%2Fcookbook" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jwmurray/cookbook on toolchain 09146510cdb33d15474a35fde290187a88b1cf35
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09146510cdb33d15474a35fde290187a88b1cf35" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jwmurray/cookbook
[INFO] finished tweaking git repo https://github.com/jwmurray/cookbook
[INFO] tweaked toml for git repo https://github.com/jwmurray/cookbook written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09146510cdb33d15474a35fde290187a88b1cf35" "generate-lockfile" "--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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.9.0 (latest: v0.13.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09146510cdb33d15474a35fde290187a88b1cf35" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-3-tc2/source/ThirdParty/fixed-vec-deque/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021
[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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+09146510cdb33d15474a35fde290187a88b1cf35" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e23f1cf4c692d3a8243908be500924f3df2f7b3ffc8a9166bbe3062c71d57cba
[INFO] running `Command { std: "docker" "start" "-a" "e23f1cf4c692d3a8243908be500924f3df2f7b3ffc8a9166bbe3062c71d57cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e23f1cf4c692d3a8243908be500924f3df2f7b3ffc8a9166bbe3062c71d57cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e23f1cf4c692d3a8243908be500924f3df2f7b3ffc8a9166bbe3062c71d57cba", kill_on_drop: false }`
[INFO] [stdout] e23f1cf4c692d3a8243908be500924f3df2f7b3ffc8a9166bbe3062c71d57cba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+09146510cdb33d15474a35fde290187a88b1cf35" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d1921f675add8065fda959348eddf7ecd3ae9af42d850e4335b4c97f8fda35b
[INFO] running `Command { std: "docker" "start" "-a" "1d1921f675add8065fda959348eddf7ecd3ae9af42d850e4335b4c97f8fda35b", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/ThirdParty/fixed-vec-deque/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking fixed-vec-deque v0.1.9 (/opt/rustwide/workdir/ThirdParty/fixed-vec-deque)
[INFO] [stderr]     Checking algorithms v0.1.0 (/opt/rustwide/workdir/algorithms)
[INFO] [stderr]     Checking playground v0.1.0 (/opt/rustwide/workdir/playground)
[INFO] [stderr]     Checking text v0.1.0 (/opt/rustwide/workdir/text)
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking data v0.1.0 (/opt/rustwide/workdir/data)
[INFO] [stdout] warning: fields `foo1`, `foo2`, `foo3`, and `foo4` are never read
[INFO] [stdout]   --> data/src/bin/unpack.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Foo {
[INFO] [stdout]    |        --- fields in this struct
[INFO] [stdout] 34 |     foo1: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 35 |     foo2: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 36 |     foo3: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 37 |     foo4: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Foo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `foo1`, `foo2`, `foo3`, and `foo4` are never read
[INFO] [stdout]   --> data/src/bin/unpack.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Foo {
[INFO] [stdout]    |        --- fields in this struct
[INFO] [stdout] 34 |     foo1: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 35 |     foo2: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 36 |     foo3: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 37 |     foo4: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Foo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "1d1921f675add8065fda959348eddf7ecd3ae9af42d850e4335b4c97f8fda35b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d1921f675add8065fda959348eddf7ecd3ae9af42d850e4335b4c97f8fda35b", kill_on_drop: false }`
[INFO] [stdout] 1d1921f675add8065fda959348eddf7ecd3ae9af42d850e4335b4c97f8fda35b