[INFO] cloning repository https://github.com/sphynx/huffman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sphynx/huffman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsphynx%2Fhuffman", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsphynx%2Fhuffman'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95a27ec2caf38e97dfc2203c74672612a56a3241
[INFO] building sphynx/huffman against master#9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19 for pr-117684
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsphynx%2Fhuffman" "/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/sphynx/huffman on toolchain 9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sphynx/huffman
[INFO] finished tweaking git repo https://github.com/sphynx/huffman
[INFO] tweaked toml for git repo https://github.com/sphynx/huffman written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sphynx/huffman 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" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0978f0bf12a8343dd190c8e72f6f78d938079f74382122a0f5da918bce01ff1f
[INFO] running `Command { std: "docker" "start" "-a" "0978f0bf12a8343dd190c8e72f6f78d938079f74382122a0f5da918bce01ff1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0978f0bf12a8343dd190c8e72f6f78d938079f74382122a0f5da918bce01ff1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0978f0bf12a8343dd190c8e72f6f78d938079f74382122a0f5da918bce01ff1f", kill_on_drop: false }`
[INFO] [stdout] 0978f0bf12a8343dd190c8e72f6f78d938079f74382122a0f5da918bce01ff1f
[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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9477470f281530ebc3ecb77ad1f9c783daaed169841079ae070fdfa1a1a77dd2
[INFO] running `Command { std: "docker" "start" "-a" "9477470f281530ebc3ecb77ad1f9c783daaed169841079ae070fdfa1a1a77dd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling huffman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `Command { std: "docker" "inspect" "9477470f281530ebc3ecb77ad1f9c783daaed169841079ae070fdfa1a1a77dd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9477470f281530ebc3ecb77ad1f9c783daaed169841079ae070fdfa1a1a77dd2", kill_on_drop: false }`
[INFO] [stdout] 9477470f281530ebc3ecb77ad1f9c783daaed169841079ae070fdfa1a1a77dd2
[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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68494e2686e6db9d7682027c7fdaac4b247443a7d732e653339efd65872f64fd
[INFO] running `Command { std: "docker" "start" "-a" "68494e2686e6db9d7682027c7fdaac4b247443a7d732e653339efd65872f64fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling huffman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.50s
[INFO] running `Command { std: "docker" "inspect" "68494e2686e6db9d7682027c7fdaac4b247443a7d732e653339efd65872f64fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68494e2686e6db9d7682027c7fdaac4b247443a7d732e653339efd65872f64fd", kill_on_drop: false }`
[INFO] [stdout] 68494e2686e6db9d7682027c7fdaac4b247443a7d732e653339efd65872f64fd
[INFO] building sphynx/huffman against try#53e03135c36e913ff664ce8329041b7e3c2fd358 for pr-117684
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsphynx%2Fhuffman" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sphynx/huffman on toolchain 53e03135c36e913ff664ce8329041b7e3c2fd358
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sphynx/huffman
[INFO] finished tweaking git repo https://github.com/sphynx/huffman
[INFO] tweaked toml for git repo https://github.com/sphynx/huffman written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/sphynx/huffman 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" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc84c4bf3cf0b9c78352a9973e14f4a17fad940f610b027d17cc480ea4933ec8
[INFO] running `Command { std: "docker" "start" "-a" "cc84c4bf3cf0b9c78352a9973e14f4a17fad940f610b027d17cc480ea4933ec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc84c4bf3cf0b9c78352a9973e14f4a17fad940f610b027d17cc480ea4933ec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc84c4bf3cf0b9c78352a9973e14f4a17fad940f610b027d17cc480ea4933ec8", kill_on_drop: false }`
[INFO] [stdout] cc84c4bf3cf0b9c78352a9973e14f4a17fad940f610b027d17cc480ea4933ec8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58e8997634603115c7511f75f18268b60c2e1848b587c26f89f78502da96f709
[INFO] running `Command { std: "docker" "start" "-a" "58e8997634603115c7511f75f18268b60c2e1848b587c26f89f78502da96f709", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stdout] error: failed to write /tmp/rustcnkCPjm/lib.rmeta: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex` (lib) due to previous error
[INFO] running `Command { std: "docker" "inspect" "58e8997634603115c7511f75f18268b60c2e1848b587c26f89f78502da96f709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58e8997634603115c7511f75f18268b60c2e1848b587c26f89f78502da96f709", kill_on_drop: false }`
[INFO] [stdout] 58e8997634603115c7511f75f18268b60c2e1848b587c26f89f78502da96f709