[INFO] cloning repository https://github.com/krakow10/range_buffer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krakow10/range_buffer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrakow10%2Frange_buffer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrakow10%2Frange_buffer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2985a0fae5cd9da2cdfc4f756dff7f46c4f20b82
[INFO] testing krakow10/range_buffer against master#9e136a30a965bf4e63f03095c57df7257bf96fd6 for pr-134530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrakow10%2Frange_buffer" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/krakow10/range_buffer on toolchain 9e136a30a965bf4e63f03095c57df7257bf96fd6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/krakow10/range_buffer
[INFO] finished tweaking git repo https://github.com/krakow10/range_buffer
[INFO] tweaked toml for git repo https://github.com/krakow10/range_buffer written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/krakow10/range_buffer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b12716df1221a2de863c7ee35819f98df6e6350cf6f1426cf873aa22d05a57a8
[INFO] running `Command { std: "docker" "start" "-a" "b12716df1221a2de863c7ee35819f98df6e6350cf6f1426cf873aa22d05a57a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b12716df1221a2de863c7ee35819f98df6e6350cf6f1426cf873aa22d05a57a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b12716df1221a2de863c7ee35819f98df6e6350cf6f1426cf873aa22d05a57a8", kill_on_drop: false }`
[INFO] [stdout] b12716df1221a2de863c7ee35819f98df6e6350cf6f1426cf873aa22d05a57a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02ca82566e09bde2771799a1f5178ba1145c7ccebb2c5726ca4ed9f2fff7afbf
[INFO] running `Command { std: "docker" "start" "-a" "02ca82566e09bde2771799a1f5178ba1145c7ccebb2c5726ca4ed9f2fff7afbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling range_buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "02ca82566e09bde2771799a1f5178ba1145c7ccebb2c5726ca4ed9f2fff7afbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ca82566e09bde2771799a1f5178ba1145c7ccebb2c5726ca4ed9f2fff7afbf", kill_on_drop: false }`
[INFO] [stdout] 02ca82566e09bde2771799a1f5178ba1145c7ccebb2c5726ca4ed9f2fff7afbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb45d240b902df3ee43f246b7abce7719321f1c7690e51a4bba204265e2babd0
[INFO] running `Command { std: "docker" "start" "-a" "cb45d240b902df3ee43f246b7abce7719321f1c7690e51a4bba204265e2babd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling range_buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "cb45d240b902df3ee43f246b7abce7719321f1c7690e51a4bba204265e2babd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb45d240b902df3ee43f246b7abce7719321f1c7690e51a4bba204265e2babd0", kill_on_drop: false }`
[INFO] [stdout] cb45d240b902df3ee43f246b7abce7719321f1c7690e51a4bba204265e2babd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5ed778ee92c2fee44c5407d67d9cc77b3ba452786ceb26ab88ea42698012089f
[INFO] running `Command { std: "docker" "start" "-a" "5ed778ee92c2fee44c5407d67d9cc77b3ba452786ceb26ab88ea42698012089f", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/78a34ebb30325ae6b672d3d6e6120d54aecf9913be9ed3e79a59015a4afae4bb/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "5ed778ee92c2fee44c5407d67d9cc77b3ba452786ceb26ab88ea42698012089f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed778ee92c2fee44c5407d67d9cc77b3ba452786ceb26ab88ea42698012089f", kill_on_drop: false }`
[INFO] [stdout] 5ed778ee92c2fee44c5407d67d9cc77b3ba452786ceb26ab88ea42698012089f