[INFO] fetching crate read_lines_into 2.0.0...
[INFO] testing read_lines_into-2.0.0 against try#7af779037716ae4125ceabb429791b4cf5dd0a43 for pr-136932
[INFO] extracting crate read_lines_into 2.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate read_lines_into 2.0.0 on toolchain 7af779037716ae4125ceabb429791b4cf5dd0a43
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate read_lines_into 2.0.0
[INFO] finished tweaking crates.io crate read_lines_into 2.0.0
[INFO] tweaked toml for crates.io crate read_lines_into 2.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 732cfb69f8659525304ac62fe94899a740a00e3dc58bc0681b66cca9898ed5d7
[INFO] running `Command { std: "docker" "start" "-a" "732cfb69f8659525304ac62fe94899a740a00e3dc58bc0681b66cca9898ed5d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "732cfb69f8659525304ac62fe94899a740a00e3dc58bc0681b66cca9898ed5d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "732cfb69f8659525304ac62fe94899a740a00e3dc58bc0681b66cca9898ed5d7", kill_on_drop: false }`
[INFO] [stdout] 732cfb69f8659525304ac62fe94899a740a00e3dc58bc0681b66cca9898ed5d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc3e66c3ccb0c7f36612ec4ed16fd3a3cea25276292bd9af517bda6e02adc53a
[INFO] running `Command { std: "docker" "start" "-a" "bc3e66c3ccb0c7f36612ec4ed16fd3a3cea25276292bd9af517bda6e02adc53a", kill_on_drop: false }`
[INFO] [stderr]    Compiling read_lines_into v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "bc3e66c3ccb0c7f36612ec4ed16fd3a3cea25276292bd9af517bda6e02adc53a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc3e66c3ccb0c7f36612ec4ed16fd3a3cea25276292bd9af517bda6e02adc53a", kill_on_drop: false }`
[INFO] [stdout] bc3e66c3ccb0c7f36612ec4ed16fd3a3cea25276292bd9af517bda6e02adc53a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51953bbbe9e8c8cb56b4cee670004f9545404196ab49cdf3e38962a5c9e14abb
[INFO] running `Command { std: "docker" "start" "-a" "51953bbbe9e8c8cb56b4cee670004f9545404196ab49cdf3e38962a5c9e14abb", kill_on_drop: false }`
[INFO] [stderr]    Compiling read_lines_into v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "51953bbbe9e8c8cb56b4cee670004f9545404196ab49cdf3e38962a5c9e14abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51953bbbe9e8c8cb56b4cee670004f9545404196ab49cdf3e38962a5c9e14abb", kill_on_drop: false }`
[INFO] [stdout] 51953bbbe9e8c8cb56b4cee670004f9545404196ab49cdf3e38962a5c9e14abb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d41357a9fa9dfbd3f09ace0a909855db8fffc26d1ec2bfab098456d0f3f28325
[INFO] running `Command { std: "docker" "start" "-a" "d41357a9fa9dfbd3f09ace0a909855db8fffc26d1ec2bfab098456d0f3f28325", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: failed to create task for container: failed to create shim task: OCI runtime create failed: runc create failed: unable to start container process: error during container init: error mounting "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target" to rootfs at "/opt/rustwide/target": mkdir /var/lib/docker/overlay2/d114f7887b14dd8af1a53fada6217e8e93a3d5c191cc662c02558c46e332b375/merged/opt/rustwide/target: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "d41357a9fa9dfbd3f09ace0a909855db8fffc26d1ec2bfab098456d0f3f28325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d41357a9fa9dfbd3f09ace0a909855db8fffc26d1ec2bfab098456d0f3f28325", kill_on_drop: false }`
[INFO] [stdout] d41357a9fa9dfbd3f09ace0a909855db8fffc26d1ec2bfab098456d0f3f28325