[INFO] fetching crate snapshot-proc-macro 0.1.0...
[INFO] checking snapshot-proc-macro-0.1.0 against master#59d99f56d8888b0e5a5866d6418df3ca1bb90013 for pr-100046
[INFO] extracting crate snapshot-proc-macro 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate snapshot-proc-macro 0.1.0 on toolchain 59d99f56d8888b0e5a5866d6418df3ca1bb90013
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+59d99f56d8888b0e5a5866d6418df3ca1bb90013" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snapshot-proc-macro 0.1.0
[INFO] finished tweaking crates.io crate snapshot-proc-macro 0.1.0
[INFO] tweaked toml for crates.io crate snapshot-proc-macro 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+59d99f56d8888b0e5a5866d6418df3ca1bb90013" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+59d99f56d8888b0e5a5866d6418df3ca1bb90013" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v0.14.9
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+59d99f56d8888b0e5a5866d6418df3ca1bb90013" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 511fb706c92e83268c0b0354324b7358a7b65ce274ebfccdd7a98be0e3a2696d
[INFO] running `Command { std: "docker" "start" "-a" "511fb706c92e83268c0b0354324b7358a7b65ce274ebfccdd7a98be0e3a2696d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "511fb706c92e83268c0b0354324b7358a7b65ce274ebfccdd7a98be0e3a2696d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "511fb706c92e83268c0b0354324b7358a7b65ce274ebfccdd7a98be0e3a2696d", kill_on_drop: false }`
[INFO] [stdout] 511fb706c92e83268c0b0354324b7358a7b65ce274ebfccdd7a98be0e3a2696d
[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" "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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+59d99f56d8888b0e5a5866d6418df3ca1bb90013" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99d479ca577ba0abc8d04a362d606ad61e69e2f49b9477baea7f65b74ec5c276
[INFO] running `Command { std: "docker" "start" "-a" "99d479ca577ba0abc8d04a362d606ad61e69e2f49b9477baea7f65b74ec5c276", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking syn v0.14.9
[INFO] [stderr]     Checking snapshot-proc-macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.71s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "99d479ca577ba0abc8d04a362d606ad61e69e2f49b9477baea7f65b74ec5c276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99d479ca577ba0abc8d04a362d606ad61e69e2f49b9477baea7f65b74ec5c276", kill_on_drop: false }`
[INFO] [stdout] 99d479ca577ba0abc8d04a362d606ad61e69e2f49b9477baea7f65b74ec5c276