[INFO] fetching crate isner 0.0.1-alpha.2...
[INFO] testing isner-0.0.1-alpha.2 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] extracting crate isner 0.0.1-alpha.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate isner 0.0.1-alpha.2
[INFO] finished tweaking crates.io crate isner 0.0.1-alpha.2
[INFO] tweaked toml for crates.io crate isner 0.0.1-alpha.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate isner 0.0.1-alpha.2 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate isner 0.0.1-alpha.2 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.19
[INFO] [stderr]   Downloaded hermit-abi v0.1.13
[INFO] [stderr]   Downloaded thiserror v1.0.19
[INFO] [stderr]   Downloaded proc-macro2 v1.0.17
[INFO] [stderr]   Downloaded fehler v1.0.0
[INFO] [stderr]   Downloaded bytes v0.5.4
[INFO] [stderr]   Downloaded aho-corasick v0.7.10
[INFO] [stderr]   Downloaded quote v1.0.6
[INFO] [stderr]   Downloaded fehler-macros v1.0.0
[INFO] [stderr]   Downloaded libc v0.2.71
[INFO] [stderr]   Downloaded syn v1.0.29
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a12413cd384599c701dfac7adabb70e5959494a4e3dc86bb40908f7c12ce435
[INFO] running `Command { std: "docker" "start" "-a" "9a12413cd384599c701dfac7adabb70e5959494a4e3dc86bb40908f7c12ce435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a12413cd384599c701dfac7adabb70e5959494a4e3dc86bb40908f7c12ce435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a12413cd384599c701dfac7adabb70e5959494a4e3dc86bb40908f7c12ce435", kill_on_drop: false }`
[INFO] [stdout] 9a12413cd384599c701dfac7adabb70e5959494a4e3dc86bb40908f7c12ce435
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 495ab2ed3ac492094a5083d16b16a1d0c71c01d35015705ad30edd645ccc7c2a
[INFO] running `Command { std: "docker" "start" "-a" "495ab2ed3ac492094a5083d16b16a1d0c71c01d35015705ad30edd645ccc7c2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling syn v1.0.29
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling fehler v1.0.0
[INFO] [stderr]    Compiling isner v0.0.1-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.11s
[INFO] running `Command { std: "docker" "inspect" "495ab2ed3ac492094a5083d16b16a1d0c71c01d35015705ad30edd645ccc7c2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495ab2ed3ac492094a5083d16b16a1d0c71c01d35015705ad30edd645ccc7c2a", kill_on_drop: false }`
[INFO] [stdout] 495ab2ed3ac492094a5083d16b16a1d0c71c01d35015705ad30edd645ccc7c2a
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09e46b0d26fa9919e1374926a7fd4b0ec94492dbfa73254e3bfc18c6f34c5c6b
[INFO] running `Command { std: "docker" "start" "-a" "09e46b0d26fa9919e1374926a7fd4b0ec94492dbfa73254e3bfc18c6f34c5c6b", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: write /var/lib/docker/containers/09e46b0d26fa9919e1374926a7fd4b0ec94492dbfa73254e3bfc18c6f34c5c6b/hostname: no space left on device
[INFO] running `Command { std: "docker" "inspect" "09e46b0d26fa9919e1374926a7fd4b0ec94492dbfa73254e3bfc18c6f34c5c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09e46b0d26fa9919e1374926a7fd4b0ec94492dbfa73254e3bfc18c6f34c5c6b", kill_on_drop: false }`
[INFO] [stdout] 09e46b0d26fa9919e1374926a7fd4b0ec94492dbfa73254e3bfc18c6f34c5c6b
