[INFO] fetching crate top-repos 0.1.1...
[INFO] testing top-repos-0.1.1 against master#0d13f6afeba4935499abe0c9a07426c94492c94e for pr-96025
[INFO] extracting crate top-repos 0.1.1 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate top-repos 0.1.1 on toolchain 0d13f6afeba4935499abe0c9a07426c94492c94e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate top-repos 0.1.1
[INFO] finished tweaking crates.io crate top-repos 0.1.1
[INFO] tweaked toml for crates.io crate top-repos 0.1.1 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate crates.io crate top-repos 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "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-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d036ed4aaeac0cfc465488ef7ee9ee15a1586d3d3ac3edb2ca5abc304bda53a
[INFO] running `Command { std: "docker" "start" "-a" "3d036ed4aaeac0cfc465488ef7ee9ee15a1586d3d3ac3edb2ca5abc304bda53a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d036ed4aaeac0cfc465488ef7ee9ee15a1586d3d3ac3edb2ca5abc304bda53a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d036ed4aaeac0cfc465488ef7ee9ee15a1586d3d3ac3edb2ca5abc304bda53a", kill_on_drop: false }`
[INFO] [stdout] 3d036ed4aaeac0cfc465488ef7ee9ee15a1586d3d3ac3edb2ca5abc304bda53a
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1f1c441a9ccdb924d87351af84efbe49b6fa6ef9e99be65d0dcdf6bf9c7eb6e
[INFO] running `Command { std: "docker" "start" "-a" "f1f1c441a9ccdb924d87351af84efbe49b6fa6ef9e99be65d0dcdf6bf9c7eb6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling top-repos v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.31s
[INFO] running `Command { std: "docker" "inspect" "f1f1c441a9ccdb924d87351af84efbe49b6fa6ef9e99be65d0dcdf6bf9c7eb6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1f1c441a9ccdb924d87351af84efbe49b6fa6ef9e99be65d0dcdf6bf9c7eb6e", kill_on_drop: false }`
[INFO] [stdout] f1f1c441a9ccdb924d87351af84efbe49b6fa6ef9e99be65d0dcdf6bf9c7eb6e
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33946a35e227ff9d36f9a6d7d792ec4fd90fcf10fe3244babc9adb34da968184
[INFO] running `Command { std: "docker" "start" "-a" "33946a35e227ff9d36f9a6d7d792ec4fd90fcf10fe3244babc9adb34da968184", kill_on_drop: false }`
[INFO] [stderr]    Compiling top-repos v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/top_repos-bc450870957204f9)
[INFO] running `Command { std: "docker" "inspect" "33946a35e227ff9d36f9a6d7d792ec4fd90fcf10fe3244babc9adb34da968184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33946a35e227ff9d36f9a6d7d792ec4fd90fcf10fe3244babc9adb34da968184", kill_on_drop: false }`
[INFO] [stdout] 33946a35e227ff9d36f9a6d7d792ec4fd90fcf10fe3244babc9adb34da968184
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 07aa99a821c8988a6a2d3f79bce64a32f79eb96bece0271c08f0f41b0a0175c6
[INFO] running `Command { std: "docker" "start" "-a" "07aa99a821c8988a6a2d3f79bce64a32f79eb96bece0271c08f0f41b0a0175c6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/top_repos-bc450870957204f9)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "07aa99a821c8988a6a2d3f79bce64a32f79eb96bece0271c08f0f41b0a0175c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07aa99a821c8988a6a2d3f79bce64a32f79eb96bece0271c08f0f41b0a0175c6", kill_on_drop: false }`
[INFO] [stdout] 07aa99a821c8988a6a2d3f79bce64a32f79eb96bece0271c08f0f41b0a0175c6