[INFO] fetching crate togglempc 0.1.0...
[INFO] testing togglempc-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate togglempc 0.1.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate togglempc 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate togglempc 0.1.0
[INFO] finished tweaking crates.io crate togglempc 0.1.0
[INFO] tweaked toml for crates.io crate togglempc 0.1.0 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate crates.io crate togglempc 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml v0.5.1
[INFO] [stderr]   Downloaded cc v1.0.37
[INFO] [stderr]   Downloaded atty v0.2.12
[INFO] [stderr]   Downloaded pear_codegen v0.1.2
[INFO] [stderr]   Downloaded rocket_codegen v0.4.2
[INFO] [stderr]   Downloaded safemem v0.3.0
[INFO] [stderr]   Downloaded pear v0.1.2
[INFO] [stderr]   Downloaded state v0.4.1
[INFO] [stderr]   Downloaded log v0.4.7
[INFO] [stderr]   Downloaded cookie v0.11.1
[INFO] [stderr]   Downloaded rocket_http v0.4.2
[INFO] [stderr]   Downloaded rocket v0.4.2
[INFO] [stderr]   Downloaded serde_derive v1.0.95
[INFO] [stderr]   Downloaded syn v0.15.39
[INFO] [stderr]   Downloaded serde v1.0.94
[INFO] [stderr]   Downloaded ring v0.13.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9bf833db8bd8b0b9dff8a78dcda26977f1b19cc8f0fed5238d3440951a9b4955
[INFO] running `Command { std: "docker" "start" "-a" "9bf833db8bd8b0b9dff8a78dcda26977f1b19cc8f0fed5238d3440951a9b4955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bf833db8bd8b0b9dff8a78dcda26977f1b19cc8f0fed5238d3440951a9b4955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bf833db8bd8b0b9dff8a78dcda26977f1b19cc8f0fed5238d3440951a9b4955", kill_on_drop: false }`
[INFO] [stdout] 9bf833db8bd8b0b9dff8a78dcda26977f1b19cc8f0fed5238d3440951a9b4955
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e79a8ec15b151c12afd2255adfdd8e2ab91b42c62487cd2be4a7b5b5eebba61
[INFO] running `Command { std: "docker" "start" "-a" "6e79a8ec15b151c12afd2255adfdd8e2ab91b42c62487cd2be4a7b5b5eebba61", kill_on_drop: false }`
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "6e79a8ec15b151c12afd2255adfdd8e2ab91b42c62487cd2be4a7b5b5eebba61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e79a8ec15b151c12afd2255adfdd8e2ab91b42c62487cd2be4a7b5b5eebba61", kill_on_drop: false }`
[INFO] [stdout] 6e79a8ec15b151c12afd2255adfdd8e2ab91b42c62487cd2be4a7b5b5eebba61