[INFO] fetching crate lll-rs 0.2.0...
[INFO] testing lll-rs-0.2.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate lll-rs 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate lll-rs 0.2.0
[INFO] finished tweaking crates.io crate lll-rs 0.2.0
[INFO] tweaked toml for crates.io crate lll-rs 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lll-rs 0.2.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 76 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 488adccafc0eff4f54418442e65e0059ef4036c91bb42297f65b64f3a18ceb1a
[INFO] running `Command { std: "docker" "start" "-a" "488adccafc0eff4f54418442e65e0059ef4036c91bb42297f65b64f3a18ceb1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "488adccafc0eff4f54418442e65e0059ef4036c91bb42297f65b64f3a18ceb1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "488adccafc0eff4f54418442e65e0059ef4036c91bb42297f65b64f3a18ceb1a", kill_on_drop: false }`
[INFO] [stdout] 488adccafc0eff4f54418442e65e0059ef4036c91bb42297f65b64f3a18ceb1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d148712835a2521691b6ee1905ac97f4cac0f7a640c77b79c3c20ecc48538352
[INFO] running `Command { std: "docker" "start" "-a" "d148712835a2521691b6ee1905ac97f4cac0f7a640c77b79c3c20ecc48538352", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.7
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.28.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "d148712835a2521691b6ee1905ac97f4cac0f7a640c77b79c3c20ecc48538352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d148712835a2521691b6ee1905ac97f4cac0f7a640c77b79c3c20ecc48538352", kill_on_drop: false }`
[INFO] [stdout] d148712835a2521691b6ee1905ac97f4cac0f7a640c77b79c3c20ecc48538352