[INFO] cloning repository https://github.com/sts10/prefix_checkers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sts10/prefix_checkers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsts10%2Fprefix_checkers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsts10%2Fprefix_checkers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 098a41ff8c938793f9f0403d90ac769ef6cf82b5
[INFO] checking sts10/prefix_checkers against master#b56aaec52bc0fa35591a872fb4aac81f606e265c for pr-122661-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsts10%2Fprefix_checkers" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sts10/prefix_checkers
[INFO] finished tweaking git repo https://github.com/sts10/prefix_checkers
[INFO] tweaked toml for git repo https://github.com/sts10/prefix_checkers written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sts10/prefix_checkers on toolchain b56aaec52bc0fa35591a872fb4aac81f606e265c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sts10/prefix_checkers 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" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cast v0.2.6
[INFO] [stderr]   Downloaded fst v0.4.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f7d2cbe23a3518edefc6b5a4c14950e06d531505b885d10ccda6a1f58ecff91
[INFO] running `Command { std: "docker" "start" "-a" "7f7d2cbe23a3518edefc6b5a4c14950e06d531505b885d10ccda6a1f58ecff91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f7d2cbe23a3518edefc6b5a4c14950e06d531505b885d10ccda6a1f58ecff91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f7d2cbe23a3518edefc6b5a4c14950e06d531505b885d10ccda6a1f58ecff91", kill_on_drop: false }`
[INFO] [stdout] 7f7d2cbe23a3518edefc6b5a4c14950e06d531505b885d10ccda6a1f58ecff91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44eecb87a86394f31489dab85dde273fd0dc25377a72989cdb10635987cbee92
[INFO] running `Command { std: "docker" "start" "-a" "44eecb87a86394f31489dab85dde273fd0dc25377a72989cdb10635987cbee92", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling fst v0.4.6
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking plotters-svg v0.3.0
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking prefix_checkers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling cast v0.2.6
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stdout] error: error writing dependencies to `/opt/rustwide/target/debug/deps/rayon-16511c852dfbc12f.d`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rayon` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaMAAQFi"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `criterion-plot` (lib) due to 1 previous error
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaP4Ky5s/full.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `plotters` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "44eecb87a86394f31489dab85dde273fd0dc25377a72989cdb10635987cbee92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44eecb87a86394f31489dab85dde273fd0dc25377a72989cdb10635987cbee92", kill_on_drop: false }`
[INFO] [stdout] 44eecb87a86394f31489dab85dde273fd0dc25377a72989cdb10635987cbee92