[INFO] cloning repository https://github.com/varshard/rust_binary_tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/varshard/rust_binary_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarshard%2Frust_binary_tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarshard%2Frust_binary_tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 822831cf6ed6242911be85853b1eff895da67ce5
[INFO] testing varshard/rust_binary_tree against try#1b74e096b9bfb06f84a3007193dcd2f059cbdf6a for pr-96025
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarshard%2Frust_binary_tree" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/varshard/rust_binary_tree on toolchain 1b74e096b9bfb06f84a3007193dcd2f059cbdf6a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/varshard/rust_binary_tree
[INFO] finished tweaking git repo https://github.com/varshard/rust_binary_tree
[INFO] tweaked toml for git repo https://github.com/varshard/rust_binary_tree written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/varshard/rust_binary_tree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "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-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af18896513ad5c2837d207ecf3ee70804b8193ba6a4cb17848d7f13bf225c5c7
[INFO] running `Command { std: "docker" "start" "-a" "af18896513ad5c2837d207ecf3ee70804b8193ba6a4cb17848d7f13bf225c5c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af18896513ad5c2837d207ecf3ee70804b8193ba6a4cb17848d7f13bf225c5c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af18896513ad5c2837d207ecf3ee70804b8193ba6a4cb17848d7f13bf225c5c7", kill_on_drop: false }`
[INFO] [stdout] af18896513ad5c2837d207ecf3ee70804b8193ba6a4cb17848d7f13bf225c5c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c22a1b2423d086d56c4008d247f01d4fede1b1160dabe81054c12975144243a2
[INFO] running `Command { std: "docker" "start" "-a" "c22a1b2423d086d56c4008d247f01d4fede1b1160dabe81054c12975144243a2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling binarytree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.46s
[INFO] running `Command { std: "docker" "inspect" "c22a1b2423d086d56c4008d247f01d4fede1b1160dabe81054c12975144243a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c22a1b2423d086d56c4008d247f01d4fede1b1160dabe81054c12975144243a2", kill_on_drop: false }`
[INFO] [stdout] c22a1b2423d086d56c4008d247f01d4fede1b1160dabe81054c12975144243a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7513b1d92c498fecd83428a02a41f948c547b9720951db08dfc5db1face7d59c
[INFO] running `Command { std: "docker" "start" "-a" "7513b1d92c498fecd83428a02a41f948c547b9720951db08dfc5db1face7d59c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling binarytree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.58s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/binarytree-1ffbdc4ad737962c)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/binarytree-45024bf60f3c2092)
[INFO] running `Command { std: "docker" "inspect" "7513b1d92c498fecd83428a02a41f948c547b9720951db08dfc5db1face7d59c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7513b1d92c498fecd83428a02a41f948c547b9720951db08dfc5db1face7d59c", kill_on_drop: false }`
[INFO] [stdout] 7513b1d92c498fecd83428a02a41f948c547b9720951db08dfc5db1face7d59c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 86a6459c00530b59b636366537e73d0a5eb71552cce482a430f26de0a076bdb4
[INFO] running `Command { std: "docker" "start" "-a" "86a6459c00530b59b636366537e73d0a5eb71552cce482a430f26de0a076bdb4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "86a6459c00530b59b636366537e73d0a5eb71552cce482a430f26de0a076bdb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86a6459c00530b59b636366537e73d0a5eb71552cce482a430f26de0a076bdb4", kill_on_drop: false }`
[INFO] [stdout] 86a6459c00530b59b636366537e73d0a5eb71552cce482a430f26de0a076bdb4